A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 1/11 - Wed Apr 21 2010 08:08:45

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 2/11 - Wed Apr 21 2010 08:09:13

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 3/11 - Wed Apr 21 2010 08:09:42

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 4/11 - Wed Apr 21 2010 08:10:02

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 5/11 - Wed Apr 21 2010 08:23:15

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 6/11 - Thu Mar 19 2009 09:49:17

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 7/11 - Wed Apr 21 2010 08:11:12

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 8/11 - Wed Apr 21 2010 08:11:33

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 9/11 - Wed Apr 21 2010 08:11:47

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 10/11 - Wed Apr 21 2010 08:12:02

A2T 12.3-4 Sum and Difference cosine and sine-notes.gwb - 11/11 - Wed Apr 21 2010 07:49:55